{"product_id":"hayward-bypass-valve-kit-for-h-series-heaters-before-10-28-2000-haxbpk1931","title":"HAXBPK1931 | Hayward Bypass Valve Kit For H-Series Heaters | Before 10\/28\/2000","description":"\u003cp class=\"\" data-end=\"650\" data-start=\"22\"\u003eOEM Hayward Bypass Valve Kit HAXBPK1931 is a genuine replacement kit designed for Hayward H-Series pool heaters manufactured before October 28, 2000. Specifically engineered for compatibility with Millivolt and Electronic ED1 style heaters, this kit includes the essential bypass valve, which regulates internal water flow to ensure safe and efficient heater performance. Constructed to Hayward’s original specifications, this replacement part helps prevent overheating and maintains optimal heating function for older H-Series units. Regular replacement is essential to prolonging heater life and preserving reliable operation.\u003c\/p\u003e\n\u003ch3 class=\"\" data-end=\"668\" data-start=\"652\"\u003eHighlights\u003c\/h3\u003e\n\u003cul data-end=\"1377\" data-start=\"669\"\u003e\n\u003cli class=\"\" data-end=\"813\" data-start=\"669\"\u003e\n\u003cp class=\"\" data-end=\"813\" data-start=\"671\"\u003e\u003cstrong data-end=\"708\" data-start=\"671\"\u003eReplacement Kit for Older Models:\u003c\/strong\u003e Designed for H-Series heaters made before October 28, 2000 for proper fit and functional compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\" data-end=\"944\" data-start=\"814\"\u003e\n\u003cp class=\"\" data-end=\"944\" data-start=\"816\"\u003e\u003cstrong data-end=\"853\" data-start=\"816\"\u003eSupports Millivolt \u0026amp; ED1 Heaters:\u003c\/strong\u003e Tailored for use in Millivolt and Electronic ED1 heater systems in legacy Hayward setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\" data-end=\"1102\" data-start=\"945\"\u003e\n\u003cp class=\"\" data-end=\"1102\" data-start=\"947\"\u003e\u003cstrong data-end=\"993\" data-start=\"947\"\u003eIncludes Critical Flow Control Components:\u003c\/strong\u003e Comes with a bypass valve that manages water flow to prevent overheating and maintain consistent operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\" data-end=\"1239\" data-start=\"1103\"\u003e\n\u003cp class=\"\" data-end=\"1239\" data-start=\"1105\"\u003e\u003cstrong data-end=\"1137\" data-start=\"1105\"\u003eGenuine Hayward Engineering:\u003c\/strong\u003e Matches OEM specifications to ensure a reliable fit and restoration of original heating performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\" data-end=\"1377\" data-start=\"1240\"\u003e\n\u003cp class=\"\" data-end=\"1377\" data-start=\"1242\"\u003e\u003cstrong data-end=\"1277\" data-start=\"1242\"\u003eMaintains Safe Heater Function:\u003c\/strong\u003e Helps your older heater run efficiently and safely by regulating water passage through the system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHayward H-Series Heaters\u003c\/li\u003e\n\u003cli\u003eHayward H-Series ED1 Heaters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Compatible with heater models manufactured before 10\/28\/2000\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"181\" data-end=\"200\" class=\"\"\u003eAdditional Info\u003c\/h3\u003e\n\u003ch2 data-start=\"202\" data-end=\"261\" class=\"\"\u003eBypass Valve Kit for Pre-2000 Hayward H-Series Heaters\u003c\/h2\u003e\n\u003ch4 data-start=\"262\" data-end=\"326\" class=\"\"\u003ehaxbpk1931 bypass kit for ed1 heaters before october 2000\u003c\/h4\u003e\n\u003ch4 data-start=\"327\" data-end=\"386\" class=\"\"\u003ehow to replace bypass valve in older h-series heater\u003c\/h4\u003e\n\u003ch4 data-start=\"387\" data-end=\"446\" class=\"\"\u003efix overheating issues with hayward bypass valve kit\u003c\/h4\u003e\n\u003ch4 data-start=\"447\" data-end=\"500\" class=\"\"\u003erestore flow control on millivolt style heater\u003c\/h4\u003e\n\u003ch4 data-start=\"501\" data-end=\"567\" class=\"\"\u003ein-store pickup available for hayward haxbpk1931 bypass kit\u003c\/h4\u003e\n\u003ch2 data-start=\"569\" data-end=\"617\" class=\"\"\u003eTroubleshooting Flow and Overheating Issues\u003c\/h2\u003e\n\u003ch4 data-start=\"618\" data-end=\"683\" class=\"\"\u003eheater shutting down from poor water flow fix bypass valve\u003c\/h4\u003e\n\u003ch4 data-start=\"684\" data-end=\"739\" class=\"\"\u003ebypass valve stuck causing temp spikes in heater\u003c\/h4\u003e\n\u003ch4 data-start=\"740\" data-end=\"801\" class=\"\"\u003epressure fluctuation from faulty bypass kit components\u003c\/h4\u003e\n\u003ch4 data-start=\"802\" data-end=\"861\" class=\"\"\u003ewater not circulating properly check bypass assembly\u003c\/h4\u003e\n\u003ch4 data-start=\"862\" data-end=\"923\" class=\"\"\u003erestore internal balance with bypass valve replacement\u003c\/h4\u003e\n\u003ch2 data-start=\"925\" data-end=\"965\" class=\"\"\u003eCompatibility and Installation Help\u003c\/h2\u003e\n\u003ch4 data-start=\"966\" data-end=\"1028\" class=\"\"\u003ehaxbpk1931 fits h-series heaters made before 10-28-2000\u003c\/h4\u003e\n\u003ch4 data-start=\"1029\" data-end=\"1094\" class=\"\"\u003ecompatible with hayward millivolt and electronic ed1 units\u003c\/h4\u003e\n\u003ch4 data-start=\"1095\" data-end=\"1155\" class=\"\"\u003estep-by-step install for pre-2000 heater bypass valve\u003c\/h4\u003e\n\u003ch4 data-start=\"1156\" data-end=\"1215\" class=\"\"\u003eincludes components needed to regulate internal flow\u003c\/h4\u003e\n\u003ch4 data-start=\"1216\" data-end=\"1278\" class=\"\"\u003einstall bypass kit in-store for safe heater performance\u003c\/h4\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagram\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/HaywardBypassValveKitForH-SeriesHeatersBefore10282000HAXBPK1931HaywardBypassValveKitForH-SeriesHeatersBefore10282000HAXBPK1931DiscountPoolMartDiagram_600x600.jpg?v=1738016258\"\u003e\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":49816558338336,"sku":"HAXBPK1931","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/HaywardBypassValveKitForH-SeriesHeatersBefore10282000HAXBPK1931DiscountPoolMart_2.jpg?v=1738010228","url":"https:\/\/discountpoolmart.com\/products\/hayward-bypass-valve-kit-for-h-series-heaters-before-10-28-2000-haxbpk1931","provider":"Discount Pool Mart","version":"1.0","type":"link"}